L21 4 is a postcode sector in Sefton, UK. Below is a complete list of L21 4 Postcodes (Active). L21 4 postcode sector comprises of 39 active postcodes. L21 4 sector has a population of 1533, and it has 756 properties in the region.
| Population | 1533 |
| Addresses / Property Count | 756 |
| Active Postcodes | 39 |
| Nearby Postcode Districts | 65 |
| Nearby Postcode Sectors | 9 |
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| Postcode | Latitude | Longitude | Households | Population | Easting | Northing |
|---|---|---|---|---|---|---|
| L21 4AB | 53.46333200 | -3.00831000 | N/A | N/A | 333155 | 396761 |
| L21 4LA | 53.46273900 | -3.00808400 | 2 | 4 | 333169 | 396695 |
| L21 4LB | 53.46188100 | -3.00847000 | 27 | 59 | 333142 | 396600 |
| L21 4LD | 53.46086300 | -3.00905000 | 12 | 18 | 333102 | 396487 |
| L21 4LE | 53.46003200 | -3.00942200 | 3 | 3 | 333076 | 396395 |
| L21 4LF | 53.46238400 | -3.00875500 | 7 | 21 | 333124 | 396656 |
| L21 4LG | 53.46168100 | -3.00903900 | 8 | 21 | 333104 | 396578 |
| L21 4LJ | 53.46362700 | -3.00953700 | 1 | 2 | 333074 | 396795 |
| L21 4LL | 53.46281500 | -3.00988000 | 29 | 56 | 333050 | 396705 |
| L21 4LN | 53.46300100 | -3.01133000 | 21 | 57 | 332954 | 396727 |
| L21 4LP | 53.46319200 | -3.01422700 | 17 | 37 | 332762 | 396751 |
| L21 4LR | 53.46335400 | -3.01528500 | 10 | 22 | 332692 | 396770 |
| L21 4LT | 53.46081100 | -3.01191100 | N/A | N/A | 332912 | 396484 |
| L21 4LU | 53.45966500 | -3.01018000 | 1 | 1 | 333025 | 396355 |
| L21 4LW | 53.46304300 | -3.01377100 | 22 | 43 | 332792 | 396734 |
| L21 4LX | 53.46355600 | -3.01449000 | 37 | 97 | 332745 | 396792 |
| L21 4LY | 53.46259700 | -3.00595800 | 56 | 73 | 333310 | 396677 |
| L21 4LZ | 53.46298400 | -3.00691600 | 12 | 36 | 333247 | 396721 |
| L21 4NA | 53.46391600 | -3.01474100 | 18 | 43 | 332729 | 396832 |
| L21 4NB | 53.46227700 | -3.00976100 | 32 | 75 | 333057 | 396645 |
| L21 4ND | 53.46089400 | -3.01167200 | 2 | 2 | 332928 | 396493 |
| L21 4NH | 53.46175400 | -3.00993000 | 11 | 22 | 333045 | 396587 |
| L21 4NN | 53.46242400 | -3.00721900 | 35 | 78 | 333226 | 396659 |
| L21 4NP | 53.46065100 | -3.00859300 | 32 | 68 | 333132 | 396463 |
| L21 4NR | 53.46262400 | -3.00913700 | 12 | 21 | 333099 | 396683 |
| L21 4NS | 53.46240300 | -3.00968900 | 40 | 90 | 333062 | 396659 |
| L21 4NT | 53.46174200 | -3.00794000 | 23 | 50 | 333177 | 396584 |
| L21 4NU | 53.46166800 | -3.00843700 | 34 | 80 | 333144 | 396576 |
| L21 4NW | 53.46158000 | -3.00716900 | 41 | 95 | 333228 | 396565 |
| L21 4PA | 53.46127800 | -3.01092800 | 22 | 41 | 332978 | 396535 |
| L21 4PD | 53.46251600 | -3.00699600 | 25 | 30 | 333241 | 396669 |
| L21 4PF | 53.45959100 | -3.01147300 | N/A | N/A | 332939 | 396348 |
| L21 4PG | 53.45892500 | -3.01182100 | N/A | N/A | 332915 | 396274 |
| L21 4PJ | 53.46321200 | -3.00871400 | 7 | 16 | 333128 | 396748 |
| L21 4PL | 53.46082600 | -3.01013400 | 42 | 101 | 333030 | 396484 |
| L21 4PN | 53.46152300 | -3.00963800 | 39 | 45 | 333064 | 396561 |
| L21 4PQ | 53.46404100 | -3.00951700 | 48 | 60 | 333076 | 396841 |
| L21 4PW | 53.46235400 | -3.01233900 | 22 | 51 | 332886 | 396656 |
| L21 4PZ | 53.46347200 | -3.00766600 | 6 | 15 | 333198 | 396776 |